Cathedral Peak, Yosemite National Park, California, USA (© Mark Brodkin/Rex Features)(Bing United Kingdom)

Mountain brook in Red Rock Canyon in Waterton Lakes National Park, Canada (© Frank Krahmer/Corbis)(Bing United Kingdom)

People boarding trains at Überseequartier station in HafenCity, Hamburg, Germany (© Shutterstock)(Bing United Kingdom)

King penguin surrounded by chicks, South Georgia (© Steve Bloom Images/Alamy)(Bing United Kingdom)

Koi carp, Kyoto (© Sharon Smith/Getty Images)(Bing United Kingdom)

Paleokaria Bridge over the Portaikos River near Trikala, Greece (© Hercules Milas/Alamy)(Bing United Kingdom)

Dallas Divide near Ridgway, Colorado, USA (© Stephanie Coffman/TandemStock)(Bing United Kingdom)

Marina Bay, Singapore (© Andy Lerner/Tandem Stills + Motion)(Bing United Kingdom)

Detail of a television tower illuminated during the Festival of Lights in 2011, Berlin, Germany (© Holger Burmeister/Alamy)(Bing United Kingdom)

Matsumoto Castle, Japan (© Mitsushi Okada/Panorama Stock)(Bing United Kingdom)

Detail of Pearly King Costume, Covent Garden, London (© Steve Vidler/Corbis)(Bing United Kingdom)

Dry Island Buffalo Jump Provincial Park, Alberta, Canada (© Darwin Wiggett/Alamy)(Bing United Kingdom)

White storks at Cabo Sardão, Portugal (© David Santiago Garcia/Aurora Photos)(Bing United Kingdom)

Palm Jumeirah in Dubai, United Arab Emirates (© AirPano)(Bing United Kingdom)

Painted Dunes below Cinder Cone, Lassen Volcanic National Park, California, USA (© Kevin Schafer/Minden Pictures)(Bing United Kingdom)

The stepping stones on Perranporth beach, Cornwall, England (© Andrew Ray/Alamy)(Bing United Kingdom)

Fox in Îles-de-Boucherville National Park near Montreal, Canada (© Rolland Gelly/ Getty Images)(Bing United Kingdom)

Seedling mangroves in Cayos Cochinos, Honduras (© Mac Stone/Tandem Stills + Motion)(Bing United Kingdom)

Izumo-taisha in Izumo, Japan (© AM Corporation/Aflo Co. Ltd./Alamy)(Bing United Kingdom)

China National Library, Beijing (© Zens photo/Getty Images)(Bing United Kingdom)

North Fork of the Virgin River, Zion Canyon, Utah, USA (© Shutterstock)(Bing United Kingdom)

Detail of a painted beauty butterfly, Yasuni National Park, Amazon, Ecuador (© Pete Oxford/ Minden Pictures)(Bing United Kingdom)

View from Grizzly Peak in the Berkeley Hills above Berkeley, California, USA (© Toby Harriman/Tandem Still + Motion)(Bing United Kingdom)

Aerial view of North Malé Atoll, Maldives (© Robert Harding Picture Library/Superstock)(Bing United Kingdom)

Tests of rapeseed crops, isolated parcels under tunnel to avoid crossings (aerial view), Oucques, Loir-et-Cher, France (© CORMON Francis/hemis.fr/Alamy)(Bing United Kingdom)

Gears and rubies inside an antique watch (© Seraficus/Getty Images)(Bing United Kingdom)

Bracelet bay, Gower Peninsula, Wales (© Keith Taylor/Alamy)(Bing United Kingdom)

Meltwater on the Greenland ice sheet, Greenland (© James Balog/Aurora Photos)(Bing United Kingdom)

Ring-necked pheasant male, Texel, Netherlands (© Thomas Hinsche/Corbis)(Bing United Kingdom)

Farmland in Makassar, South Sulawesi, Indonesia (© Keren Su/Corbis)(Bing United Kingdom)

Homage to legendary ghost stories (© Lindsay Daniels Design/Gary Spradling/Alamy, Corbis Images, Getty Images, plainpicture, Shutterstock, SuperStock)(Bing United Kingdom)